Jon Jang in San Francisco, who not only collaborated with Fred Ho on eight recordings and performed all over the Bay Area, but was a loyal cadre in League of Revolutionary Struggle (LRS), and drew Fred deeper into that organization. 
In the 1980s Fred Ho (New York) Mark Izu, Paul Yamazaki, Francis Wong, Jon Jang (all San Francisco), and Glenn Horiuchi (Los Angeles) were all Asian jazz musicians involved in the Association for Advancement of Creative Music and the League of Revolutionary Struggle.
"A call to build an organization for the 1990s and beyond"
Unity, January 28 1991, issued a statement "A call to build an organization for the 1990s and beyond" on pages 4 to 6.
Those listed as supporters of the call included Jon Jang, musician San Francisco. .
Infuence on Obama's election
Steve Phillips August 10, 2013
Genny Lim received the Bay Guardian Goldie, Creative Work Fund and Rockefeller for "Songline: The Spiritual Tributary of Paul Robeson Jr. and Mei Lanfang," collaboration with Jon Jang and James Newton.